[cas.cade] n [F, fr. It cascata, fr. cascare to fall, fr. (assumed) VL casicare, fr. L casus fall] (1641) 1: a steep usu. small fall of water; esp: one of a series
2. a: something arranged or occurring in a series or in a succession of stages so that each stage derives from or acts upon the product of the preceding "blood clotting involves a biochemical ~" b: a fall of material (as lace) that hangs in a zigzag line
3: something falling or rushing forth in quantity "a ~ of sound" "a ~ of events"
[2]cascade vb cas.cad.ed ; cas.cad.ing vi (1702): to fall, pour, or rush in or as if in a cascade ~ vt 1: to cause to fall like a cascade
2: to connect in a cascade arrangement